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coughing, sneezing, yawning
Olivier Walusinski has written: 'The mystery of yawning in physiology and disease' -- subject(s): Yawning, Physiology, Respiratory Physiological Phenomena
The respiratory system is the system that handles breathing.
The Respiratory System
The trachea is the airway in the respiratory system.
The larynx belongs to the respiratory system.
no, they do not have a respiratory system
how does the respiratory system work
The respiratory system.
Respiratory system
Respiratory System
1. Respiratory system 2. Cardiovascular system